Before you begin, decide which business model fits your goals:

Finding undervalued items at thrift stores, garage sales, or estate sales and reselling them.

Selling products through a supplier who handles inventory and shipping directly to the customer.

Buying new, discounted, or clearance items from retail stores and reselling them online for a higher price.

Buying products in bulk at a discount and selling them individually.

If you're looking to make money in this way, here are some key tips. * 1. Do Your Research. Before diving into buying and selling, New York University How To Make Extra Money Flipping Items For Profit

Buying used items (like furniture or electronics), improving or repairing them, and selling them for a premium. 6 Tips for Making Money by Buying and Selling